package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@Slf4j
@Api(tags = "菜品相关接口")
@RestController
@RequestMapping("/admin/dish")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    private static final String KEYS = "dish_*";

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @ApiOperation("保存菜品")
    @PostMapping
    public Result saveDish(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品,{}", dishDTO);
        dishService.addDish(dishDTO);

        //清理缓存数据
        cleanCache("dish_" + dishDTO.getCategoryId());

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> getPage(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询,{}", dishPageQueryDTO);
        PageResult pageResult = dishService.getPage(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
        public Result delete(@RequestParam List<Long> ids) {
        log.info("菜品批量删除,{}",ids);
        dishService.deleteBatch(ids);

        //清理缓存数据
        cleanCache(KEYS);
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品,{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 根据菜品id修改菜品信息
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品信息")
    public Result updateDish(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品信息,{}", dishDTO);
        dishService.updateDishWithFlavor(dishDTO);
        //清理缓存数据
        cleanCache(KEYS);
        return Result.success();
    }

    /**
     * 设置菜品启售停售
     * @param status
     * @param id
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品启售停售")
    public Result<String> updateStatus(@PathVariable Integer status,Long id){
        log.info("设置菜品启售停售,{},{}",status,id);
        dishService.updateStatus(status,id);
        //清理缓存数据
        cleanCache(KEYS);
        return Result.success();
    }
    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }


    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
